package cn.lsc._03_oneway;


import org.apache.rocketmq.client.consumer.DefaultMQPushConsumer;

import org.apache.rocketmq.client.consumer.listener.ConsumeConcurrentlyContext;
import org.apache.rocketmq.client.consumer.listener.ConsumeConcurrentlyStatus;
import org.apache.rocketmq.client.consumer.listener.MessageListenerConcurrently;
import org.apache.rocketmq.client.exception.MQClientException;
import org.apache.rocketmq.common.message.MessageExt;

import java.nio.charset.StandardCharsets;
import java.util.List;


public class Consumer3 {
    public static void main(String[] args) throws MQClientException {
        DefaultMQPushConsumer consumer = new DefaultMQPushConsumer("oneway_consumer_name");
        consumer.setNamesrvAddr("localhost:9876");
        consumer.subscribe("oneway","wangdefa");
        consumer.registerMessageListener(new MessageListenerConcurrently() {
            @Override
            public ConsumeConcurrentlyStatus consumeMessage(List<MessageExt> list, ConsumeConcurrentlyContext consumeConcurrentlyContext) {
                for (MessageExt messageExt : list) {
                    System.out.println(new String(messageExt.getBody(),StandardCharsets.UTF_8));
                }
                return ConsumeConcurrentlyStatus.CONSUME_SUCCESS;
            }
        });
        consumer.start();
    }

}